{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "adverse event", "arguments": ["Treatment", "Treatment.Route", "Treatment.Time_elapsed", "Combination.Drug", "Effect", "Subject.Gender", "Treatment.Disorder", "Subject.Population", "Treatment.Dosage", "Subject.Race", "Subject.Age", "Treatment.Freq", "Treatment.Duration", "Treatment.Drug", "Subject.Disorder", "Subject"]}], "input": "Transient serotonin syndrome caused by concurrent use of tramadol and selective serotonin reuptake inhibitor."}
{"adverse event": [{"Treatment": "concurrent use of tramadol and selective serotonin reuptake inhibitor", "Treatment.Route": "NAN", "Treatment.Time_elapsed": "NAN", "Combination.Drug": ["selective serotonin reuptake inhibitor", "tramadol"], "Effect": "Transient serotonin syndrome", "Subject.Gender": "NAN", "Treatment.Disorder": "NAN", "Subject.Population": "NAN", "Treatment.Dosage": "NAN", "Subject.Race": "NAN", "Subject.Age": "NAN", "Treatment.Freq": "NAN", "Treatment.Duration": "NAN", "Treatment.Drug": ["selective serotonin reuptake inhibitor", "tramadol"], "Subject.Disorder": "NAN", "Subject": "NAN"}]}